TS 24.525 – Business Trunking Architecture & Requirements
3GPP TS 24.525 is the 3GPP Technical Specification for Business Trunking Architecture & Requirements. It is published in 8 releases (Rel-12 to Rel-19); the latest version is 19.0.0 in Rel-19.
Specifies architecture and protocol requirements for Next Generation Corporate Networks (NGCN) to connect to NGN/IMS for business trunking services.
Releases and versions of TS 24.525
| Release | Latest version | Links |
|---|---|---|
| Rel-19 | 19.0.0 | Read · Download (3GPP) |
| Rel-18 | 18.0.0 | Read · Download (3GPP) |
| Rel-17 | 17.0.0 | Read · Download (3GPP) |
| Rel-16 | 16.0.0 | Read · Download (3GPP) |
| Rel-15 | 15.0.0 | Read · Download (3GPP) |
| Rel-14 | 14.0.0 | Read · Download (3GPP) |
| Rel-13 | 13.1.0 | Read · Download (3GPP) |
| Rel-12 | 12.2.0 | Read · Download (3GPP) |
Scope of TS 24.525
Category: Services (IMS). Technology generation: Multi-Gen. Network layer: Services.
Who should read this specification?
- Network operators
- Device manufacturers
- Researchers and academics
Implementation notes
Complexity level: Intermediate. Implementation difficulty: Medium.
Key technologies
Specifications referenced by TS 24.525
- TS 24.628 Common Basic Communication Procedures in IMS
- TS 24.647 Advice of Charge (AOC) service protocol
- TS 29.658 SIP Transfer of Tariff Information
- TS 33.203 IMS Security Features and Mechanisms
- TS 23.228 IP Multimedia Core Network Subsystem
- TS 24.229 IMS SIP/SDP Call Control Protocol
- TS 22.519 NGN Business Communication Requirements
- TS 23.003 Numbering, Addressing and Identification
- TS 23.218 IMS Call Model Specification
- TS 29.165 Inter-IMS Network-to-Network Interface (II-NNI)
- TS 32.260 IMS Charging Management
- TS 24.523 NGCN-NGN Interconnection Scenarios
Specifications that reference TS 24.525
Other specifications in the 24 series
- TS 24.516 MCID Protocol Specification for NGN
- TS 24.519 TSN AF to DS-TT/NW-TT Protocol Aspects
- TS 24.523 NGCN-NGN Interconnection Scenarios
- TS 24.524 Hosted Enterprise Services Architecture
- TS 24.526 5GS UE Policies
- TS 24.528 Common Basic Communication Procedures for IMS Services
- TS 24.529 Explicit Communication Transfer (ECT) Simulation Service
- TS 24.535 5G DS-TT and NW-TT Protocols
Related glossary terms
Related topics
Frequently asked questions
What is 3GPP TS 24.525?
3GPP TS 24.525 is the 3GPP Technical Specification for Business Trunking Architecture & Requirements. Specifies architecture and protocol requirements for Next Generation Corporate Networks (NGCN) to connect to NGN/IMS for business trunking services.
Which 3GPP releases include TS 24.525?
TS 24.525 is published in 8 releases, from Rel-12 to Rel-19. The latest version on 3GPP Explorer is 19.0.0 (Rel-19).
What category does TS 24.525 belong to?
TS 24.525 belongs to the Services (IMS) category of 3GPP specifications. It applies to Multi-Gen networks.
View the full specification with interactive table of contents, version history, and AI analysis.
Read Full Specification →